gpu: Remove WebGraphicsContext3D::makeContextCurrent()

cc/test/test_context_provider.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_TEST_TEST_CONTEXT_PROVIDER_H_
 #define CC_TEST_TEST_CONTEXT_PROVIDER_H_
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 27 matching lines @@
   virtual bool DestroyedOnMainThread() OVERRIDE;
   virtual void SetLostContextCallback(const LostContextCallback& cb) OVERRIDE;
   virtual void SetMemoryPolicyChangedCallback(
       const MemoryPolicyChangedCallback& cb) OVERRIDE;
 
   TestWebGraphicsContext3D* TestContext3d();
 
   // This returns the TestWebGraphicsContext3D but is valid to call
   // before the context is bound to a thread. This is needed to set up
   // state on the test context before binding. Don't call
-  // makeContextCurrent on the context returned from this method.
+  // InitializeOnCurrentThread on the context returned from this method.
   TestWebGraphicsContext3D* UnboundTestContext3d();
 
   TestContextSupport* support() { return &support_; }
 
   void SetMemoryAllocation(const ManagedMemoryPolicy& policy);
 
   void SetMaxTransferBufferUsageBytes(size_t max_transfer_buffer_usage_bytes);
 
  protected:
   explicit TestContextProvider(scoped_ptr<TestWebGraphicsContext3D> context);
@@ skipping 19 matching lines @@
 
   base::WeakPtrFactory<TestContextProvider> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestContextProvider);
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_TEST_CONTEXT_PROVIDER_H_